CVE-2018-9275

CVSS V2 Medium 6.4 CVSS V3 High 8.2
Description
In check_user_token in util.c in the Yubico PAM module (aka pam_yubico) 2.18 through 2.25, successful logins can leak file descriptors to the auth mapping file, which can lead to information disclosure (serial number of a device) and/or DoS (reaching the maximum number of file descriptors).
Overview
  • CVE ID
  • CVE-2018-9275
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-04-04T18:29:02
  • Last Modified Date
  • 2018-05-21T15:33:02
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:yubico:yubico_pam:*:*:*:*:*:yubico:*:* 1 OR 2.18 2.25
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • HIGH
  • Base Score
  • 8.2
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 4.2
References
Reference URL Reference Tags
https://github.com/Yubico/yubico-pam/issues/136 Issue Tracking Third Party Advisory
https://github.com/Yubico/yubico-pam/commit/0f6ceabab0a8849b47f67d727aa526c2656089ba Patch
https://bugzilla.opensuse.org/show_bug.cgi?id=1088027 Issue Tracking Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-9275
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-9275
History
Created Old Value New Value Data Type Notes
2022-05-10 18:43:21 Added to TrackCVE
2022-12-03 04:26:40 2018-04-04T18:29Z 2018-04-04T18:29:02 CVE Published Date updated
2022-12-03 04:26:40 2018-05-21T15:33:02 CVE Modified Date updated
2022-12-03 04:26:40 Analyzed Vulnerability Status updated